Mammals are animals that is warm blooded. They are animals that don’t lay eggs except the platypus. They live everywhere. They even been out of space. Humans are mammals too. Land and water mammal are alike but have their difference.
Whales and dolphin are examples of mammals that live in water. Since all mammals breathe oxygen they don’t fully fall asleep. Every time they need oxygen they swim to the surface. The Great Whale is the largest mammal in planet Earth.They live in the ocean, sea, and river.
Cats and cows are examples of mammals that live on land. The only mammal that can fly would be the bat. Some mammals that live on land can be a pet. You can see them in the zoo.They live all over the world such as farms, rain forest, cities and more.
Even if they live at different places they have things in common. They don’t lay eggs. They have spines. They breathe oxygen and they feed milk to their babies. They are mammals. They have 4 limbs.
They live at different places. Mammals that live in water never fully fall asleep and they don’t have hair.
In conclusion there is more land mammal than water mammal.
The fastest mammal live on land.
Bats live on land and it’s the only mammal that can fly.